RETURN(rcu ? rcu : rcg);
}
-#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 7, 56, 0)
-/* Following code is used to migrate old admin quota files (in Linux quota
- * file v2 format) into the new quota global indexes (in IAM format). */
-
-/* copied from osd_it_acct_get(), only changed the 'type' to -1 */
-static int osd_it_admin_get(const struct lu_env *env, struct dt_it *di,
- const struct dt_key *key)
-{
- struct osd_it_quota *it = (struct osd_it_quota *)di;
- int type = -1;
- qid_t dqid = *(qid_t *)key;
- loff_t offset;
- int rc;
- ENTRY;
-
- offset = find_tree_dqentry(env, it->oiq_obj, type, dqid,
- LUSTRE_DQTREEOFF, 0, it);
- if (offset > 0) { /* Found */
- RETURN(+1);
- } else if (offset < 0) { /* Error */
- QUOTA_IT_READ_ERROR(it, (int)offset);
- RETURN((int)offset);
- }
-
- /* The @key is not found, move to the first valid entry */
- rc = walk_tree_dqentry(env, it->oiq_obj, type, it->oiq_blk[0], 0,
- 0, it);
- if (rc > 0)
- /* no valid entry found */
- rc = -ENOENT;
- RETURN(rc);
-}
-
-static int osd_it_admin_load(const struct lu_env *env,
- const struct dt_it *di, __u64 hash)
-{
- int rc;
- ENTRY;
-
- rc = osd_it_admin_get(env, (struct dt_it *)di,
- (const struct dt_key *)&hash);
- RETURN(rc);
-}
-
-static int osd_it_admin_rec(const struct lu_env *env,
- const struct dt_it *di,
- struct dt_rec *dtrec, __u32 attr)
-{
- struct osd_it_quota *it = (struct osd_it_quota *)di;
- struct lu_buf buf;
- loff_t pos;
- int rc;
- struct lustre_disk_dqblk_v2 *dqblk =
- (struct lustre_disk_dqblk_v2 *)dtrec;
- ENTRY;
-
- buf.lb_buf = dqblk;
- buf.lb_len = sizeof(*dqblk);
-
- pos = it->oiq_offset;
- rc = dt_record_read(env, &it->oiq_obj->oo_dt, &buf, &pos);
- RETURN(rc);
-}
-
-/* copied from osd_it_acct_next(), only changed the 'type' to -1 */
-static int osd_it_admin_next(const struct lu_env *env, struct dt_it *di)
-{
- struct osd_it_quota *it = (struct osd_it_quota *)di;
- int type = -1;
- int depth, rc;
- uint index;
- ENTRY;
-
- /* Let's first check if there are any remaining valid entry in the
- * current leaf block. Start with the next entry after the current one.
- */
- depth = LUSTRE_DQTREEDEPTH;
- index = it->oiq_index[depth];
- if (++index < LUSTRE_DQSTRINBLK) {
- /* Search for the next valid entry from current index */
- rc = walk_block_dqentry(env, it->oiq_obj, type,
- it->oiq_blk[depth], index, it);
- if (rc < 0) {
- QUOTA_IT_READ_ERROR(it, rc);
- RETURN(rc);
- } else if (rc == 0) {
- /* Found on entry, @it is already updated to the
- * new position in walk_block_dqentry(). */
- RETURN(0);
- } else {
- rc = osd_it_add_processed(it, depth);
- if (rc)
- RETURN(rc);
- }
- } else {
- rc = osd_it_add_processed(it, depth);
- if (rc)
- RETURN(rc);
- }
- rc = 1;
-
- /* We have consumed all the entries of the current leaf block, move on
- * to the next one. */
- depth--;
-
- /* We keep searching as long as walk_tree_dqentry() returns +1
- * (= no valid entry found). */
- for (; depth >= 0 && rc > 0; depth--) {
- index = it->oiq_index[depth];
- if (++index > 0xff)
- continue;
- rc = walk_tree_dqentry(env, it->oiq_obj, type,
- it->oiq_blk[depth], depth, index, it);
- }
-
- if (rc < 0)
- QUOTA_IT_READ_ERROR(it, rc);
- RETURN(rc);
-}
-
-static const struct dt_index_operations osd_admin_index_ops = {
- .dio_lookup = osd_acct_index_lookup,
- .dio_it = {
- .init = osd_it_acct_init,
- .fini = osd_it_acct_fini,
- .get = osd_it_admin_get,
- .put = osd_it_acct_put,
- .next = osd_it_admin_next,
- .key = osd_it_acct_key,
- .key_size = osd_it_acct_key_size,
- .rec = osd_it_admin_rec,
- .store = osd_it_acct_store,
- .load = osd_it_admin_load
- }
-};
-
-static int convert_quota_file(const struct lu_env *env,
- struct dt_object *old, struct dt_object *new,
- bool isblk)
-{
- const struct dt_it_ops *iops = &old->do_index_ops->dio_it;
- struct osd_object *obj;
- struct lu_buf buf;
- struct dt_it *it;
- struct dt_key *key;
- __u32 grace;
- struct lquota_glb_rec *glb_rec = NULL;
- loff_t pos;
- int rc;
- struct lustre_disk_dqblk_v2 *dqblk = NULL;
- struct lustre_disk_dqinfo *dqinfo = NULL;
- ENTRY;
-
- obj = osd_dt_obj(old);
- LASSERT(obj->oo_inode);
-
- if (i_size_read(obj->oo_inode) == 0)
- RETURN(0);
-
- /* allocate buffers */
- OBD_ALLOC_PTR(dqinfo);
- if (dqinfo == NULL)
- RETURN(-ENOMEM);
-
- OBD_ALLOC_PTR(glb_rec);
- if (glb_rec == NULL)
- GOTO(out, rc = -ENOMEM);
-
- OBD_ALLOC_PTR(dqblk);
- if (dqblk == NULL)
- GOTO(out, rc = -ENOMEM);
-
- /* convert the old igrace/bgrace */
- buf.lb_buf = dqinfo;
- buf.lb_len = sizeof(*dqinfo);
- pos = LUSTRE_DQINFOOFF;
-
- rc = dt_record_read(env, old, &buf, &pos);
- if (rc)
- GOTO(out, rc);
-
- /* keep it in little endian */
- grace = isblk ? dqinfo->dqi_bgrace : dqinfo->dqi_igrace;
- if (grace != 0) {
- glb_rec->qbr_time = grace;
- rc = lquota_disk_write_glb(env, new, 0, glb_rec);
- if (rc)
- GOTO(out, rc);
- glb_rec->qbr_time = 0;
- }
-
- /* iterate the old admin file, insert each record into the
- * new index file. */
- it = iops->init(env, old, 0);
- if (IS_ERR(it))
- GOTO(out, rc = PTR_ERR(it));
-
- rc = iops->load(env, it, 0);
- if (rc == -ENOENT)
- GOTO(out_it, rc = 0);
- else if (rc < 0)
- GOTO(out_it, rc);
-
- do {
- key = iops->key(env, it);
- if (IS_ERR(key))
- GOTO(out_it, rc = PTR_ERR(key));
-
- /* skip the root user/group */
- if (*((__u64 *)key) == 0)
- goto next;
-
- rc = iops->rec(env, it, (struct dt_rec *)dqblk, 0);
- if (rc)
- GOTO(out_it, rc);
-
- /* keep the value in little endian */
- glb_rec->qbr_hardlimit = isblk ? dqblk->dqb_bhardlimit :
- dqblk->dqb_ihardlimit;
- glb_rec->qbr_softlimit = isblk ? dqblk->dqb_bsoftlimit :
- dqblk->dqb_isoftlimit;
-
- rc = lquota_disk_write_glb(env, new, *((__u64 *)key), glb_rec);
- if (rc)
- GOTO(out_it, rc);
-next:
- rc = iops->next(env, it);
- } while (rc == 0);
-
- /* reach the end */
- if (rc > 0)
- rc = 0;
-
-out_it:
- iops->put(env, it);
- iops->fini(env, it);
-out:
- if (dqblk != NULL)
- OBD_FREE_PTR(dqblk);
- if (glb_rec != NULL)
- OBD_FREE_PTR(glb_rec);
- if (dqinfo != NULL)
- OBD_FREE_PTR(dqinfo);
- return rc;
-}
-
-/* Nobdy else can access the global index now, it's safe to truncate and
- * reinitialize it */
-static int truncate_quota_index(const struct lu_env *env, struct dt_object *dt,
- const struct dt_index_features *feat)
-{
- struct osd_device *osd = osd_obj2dev(osd_dt_obj(dt));
- struct thandle *th;
- struct lu_attr *attr;
- struct osd_thandle *oth;
- struct inode *inode;
- int rc;
- struct iam_container *bag = &(osd_dt_obj(dt))->oo_dir->od_container;
- struct lu_buf *lb = &osd_oti_get(env)->oti_buf;
- ENTRY;
-
- LASSERT(bag->ic_root_bh != NULL);
- iam_container_fini(bag);
-
- LASSERT(fid_seq(lu_object_fid(&dt->do_lu)) == FID_SEQ_QUOTA_GLB);
-
- OBD_ALLOC_PTR(attr);
- if (attr == NULL)
- RETURN(-ENOMEM);
-
- attr->la_size = 0;
- attr->la_valid = LA_SIZE;
-
- th = dt_trans_create(env, &osd->od_dt_dev);
- if (IS_ERR(th)) {
- OBD_FREE_PTR(attr);
- RETURN(PTR_ERR(th));
- }
-
- rc = dt_declare_punch(env, dt, 0, OBD_OBJECT_EOF, th);
- if (rc)
- GOTO(out, rc);
-
- rc = dt_declare_attr_set(env, dt, attr, th);
- if (rc)
- GOTO(out, rc);
-
- inode = osd_dt_obj(dt)->oo_inode;
- LASSERT(inode);
-
- /* iam_lfix_create() writes two blocks at the beginning */
- lb->lb_len = osd_sb(osd)->s_blocksize * 2;
- rc = dt_declare_record_write(env, dt, lb, 0, th);
- if (rc)
- GOTO(out, rc);
-
- rc = dt_trans_start_local(env, &osd->od_dt_dev, th);
- if (rc)
- GOTO(out, rc);
-
- dt_write_lock(env, dt, 0);
- rc = dt_punch(env, dt, 0, OBD_OBJECT_EOF, th);
- if (rc)
- GOTO(out_lock, rc);
-
- rc = dt_attr_set(env, dt, attr, th);
- if (rc)
- GOTO(out_lock, rc);
-
- oth = container_of(th, struct osd_thandle, ot_super);
-
- if (feat->dif_flags & DT_IND_VARKEY)
- rc = iam_lvar_create(osd_dt_obj(dt)->oo_inode,
- feat->dif_keysize_max,
- feat->dif_ptrsize,
- feat->dif_recsize_max, oth->ot_handle);
- else
- rc = iam_lfix_create(osd_dt_obj(dt)->oo_inode,
- feat->dif_keysize_max,
- feat->dif_ptrsize,
- feat->dif_recsize_max, oth->ot_handle);
-out_lock:
- dt_write_unlock(env, dt);
-out:
- dt_trans_stop(env, &osd->od_dt_dev, th);
- OBD_FREE_PTR(attr);
-
- if (rc == 0) {
- rc = iam_container_setup(bag);
- if (rc != 0)
- iam_container_fini(bag);
- }
- RETURN(rc);
-}
-
-static int set_quota_index_version(const struct lu_env *env,
- struct dt_object *dt,
- dt_obj_version_t version)
-{
- struct osd_device *osd = osd_obj2dev(osd_dt_obj(dt));
- struct thandle *th;
- int rc;
- ENTRY;
-
- th = dt_trans_create(env, &osd->od_dt_dev);
- if (IS_ERR(th))
- RETURN(PTR_ERR(th));
-
- rc = dt_declare_version_set(env, dt, th);
- if (rc)
- GOTO(out, rc);
-
- rc = dt_trans_start_local(env, &osd->od_dt_dev, th);
- if (rc)
- GOTO(out, rc);
-
- th->th_sync = 1;
- dt_version_set(env, dt, version, th);
-out:
- dt_trans_stop(env, &osd->od_dt_dev, th);
- RETURN(rc);
-}
-
-int osd_quota_migration(const struct lu_env *env, struct dt_object *dt,
- const struct dt_index_features *feat)
+int osd_quota_migration(const struct lu_env *env, struct dt_object *dt)
{
struct osd_thread_info *oti = osd_oti_get(env);
struct osd_device *osd = osd_obj2dev(osd_dt_obj(dt));
struct dt_object *root, *parent = NULL, *admin = NULL;
dt_obj_version_t version;
- char *fname;
- bool isblk = false, converted = false;
- int rc;
+ char *fname, *fnames[] = {ADMIN_USR, ADMIN_GRP};
+ int rc, i;
ENTRY;
/* not newly created global index */
GOTO(out, rc = PTR_ERR(parent));
}
- /* locate quota admin file */
- if (feat == &dt_quota_iusr_features) {
- fname = ADMIN_USR;
- isblk = false;
- } else if (feat == &dt_quota_busr_features) {
- fname = ADMIN_USR;
- isblk = true;
- } else if (feat == &dt_quota_igrp_features) {
- fname = ADMIN_GRP;
- isblk = false;
- } else {
- fname = ADMIN_GRP;
- isblk = true;
- }
+ /* locate quota admin files */
+ for (i = 0; i < 2; i++) {
+ fname = fnames[i];
+ rc = dt_lookup_dir(env, parent, fname, &oti->oti_fid);
+ if (rc == -ENOENT) {
+ rc = 0;
+ continue;
+ } else if (rc) {
+ CERROR("%s: Failed to lookup %s, rc:%d\n",
+ osd->od_svname, fname, rc);
+ GOTO(out, rc);
+ }
- rc = dt_lookup_dir(env, parent, fname, &oti->oti_fid);
- if (rc == -ENOENT) {
- GOTO(out, rc = 0);
- } else if (rc) {
- CERROR("%s: Failed to lookup %s, rc:%d\n",
- osd->od_svname, fname, rc);
- GOTO(out, rc);
- }
+ admin = dt_locate(env, &osd->od_dt_dev, &oti->oti_fid);
+ if (IS_ERR(admin)) {
+ CERROR("%s: Failed to locate %s "DFID", rc:%d\n",
+ osd->od_svname, fname, PFID(&oti->oti_fid), rc);
+ GOTO(out, rc = PTR_ERR(admin));
+ }
- admin = dt_locate(env, &osd->od_dt_dev, &oti->oti_fid);
- if (IS_ERR(admin)) {
- CERROR("%s: Failed to locate %s "DFID", rc:%d\n",
- osd->od_svname, fname, PFID(&oti->oti_fid), rc);
- GOTO(out, rc = PTR_ERR(admin));
- }
+ if (!dt_object_exists(admin)) {
+ CERROR("%s: Old admin file %s doesn't exist, but is "
+ "still referenced in parent directory.\n",
+ osd->od_svname, fname);
+ lu_object_put(env, &admin->do_lu);
+ GOTO(out, rc = -ENOENT);
+ }
- if (!dt_object_exists(admin)) {
- CERROR("%s: Old admin file %s doesn't exist, but is still "
- " referenced in parent directory.\n",
- osd->od_svname, fname);
- GOTO(out, rc = -ENOENT);
- }
+ LCONSOLE_WARN("%s: Detected old quota admin file(%s)! If you "
+ "want to keep the old quota limits settings, "
+ "please upgrade to lower version(2.5) first to "
+ "convert them into new format.\n",
+ osd->od_svname, fname);
- /* truncate the new quota index file in case of any leftovers
- * from last failed migration */
- rc = truncate_quota_index(env, dt, feat);
- if (rc) {
- CERROR("%s: Failed to truncate the quota index "DFID", rc:%d\n",
- osd->od_svname, PFID(lu_object_fid(&dt->do_lu)), rc);
- GOTO(out, rc);
+ lu_object_put(env, &admin->do_lu);
+ GOTO(out, rc = -EINVAL);
}
-
- /* set up indexing operations for the admin file */
- admin->do_index_ops = &osd_admin_index_ops;
-
- LCONSOLE_INFO("%s: Migrate %s quota from old admin quota file(%s) to "
- "new IAM quota index("DFID").\n", osd->od_svname,
- isblk ? "block" : "inode", fname,
- PFID(lu_object_fid(&dt->do_lu)));
-
- /* iterate the admin quota file, and insert each record into
- * the new index file */
- rc = convert_quota_file(env, admin, dt, isblk);
- if (rc)
- CERROR("%s: Migrate old admin quota file(%s) failed, rc:%d\n",
- osd->od_svname, fname, rc);
- converted = true;
out:
- /* if no migration happen, we need to set the default grace time. */
- if (!converted && rc == 0) {
- struct lquota_glb_rec *rec = &oti->oti_quota_rec.lqr_glb_rec;
-
- rec->qbr_hardlimit = 0;
- rec->qbr_softlimit = 0;
- rec->qbr_granted = 0;
- rec->qbr_time = isblk ? MAX_DQ_TIME : MAX_IQ_TIME;
-
- rc = lquota_disk_write_glb(env, dt, 0, rec);
- if (rc)
- CERROR("%s: Failed to set default grace time for "
- "index("DFID"), rc:%d\n", osd->od_svname,
- PFID(lu_object_fid(&dt->do_lu)), rc);
- }
-
- /* bump index version to 1 (or 2 if migration happened), so the
- * migration will be skipped next time. */
- if (rc == 0) {
- rc = set_quota_index_version(env , dt, converted ? 2 : 1);
- if (rc)
- CERROR("%s: Failed to set quota index("DFID") "
- "version, rc:%d\n", osd->od_svname,
- PFID(lu_object_fid(&dt->do_lu)), rc);
- }
-
- if (admin && !IS_ERR(admin))
- lu_object_put(env, &admin->do_lu);
if (parent && !IS_ERR(parent))
lu_object_put(env, &parent->do_lu);
lu_object_put(env, &root->do_lu);
-
RETURN(rc);
}
-#endif /* LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 7, 53, 0) */
git://git.whamcloud.com / fs / lustre-release.git / commitdiff